./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 791161d1 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2359aa88e8e7d743df9393581b2f3fdb25ac15a45b4f8f680bad72fb64c83223 --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-22 22:23:04,341 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 22:23:04,343 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 22:23:04,361 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 22:23:04,361 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 22:23:04,362 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 22:23:04,363 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 22:23:04,364 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 22:23:04,365 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 22:23:04,366 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 22:23:04,367 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 22:23:04,367 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 22:23:04,368 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 22:23:04,368 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 22:23:04,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 22:23:04,370 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 22:23:04,370 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 22:23:04,371 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 22:23:04,372 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 22:23:04,374 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 22:23:04,374 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 22:23:04,375 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 22:23:04,376 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 22:23:04,377 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 22:23:04,377 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 22:23:04,379 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 22:23:04,379 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 22:23:04,380 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 22:23:04,380 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 22:23:04,381 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 22:23:04,381 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 22:23:04,381 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 22:23:04,382 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 22:23:04,382 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 22:23:04,383 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 22:23:04,383 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 22:23:04,384 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 22:23:04,384 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 22:23:04,384 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 22:23:04,384 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 22:23:04,385 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 22:23:04,386 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 22:23:04,386 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-22 22:23:04,411 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 22:23:04,412 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 22:23:04,412 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 22:23:04,412 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 22:23:04,413 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-22 22:23:04,413 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-22 22:23:04,413 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 22:23:04,413 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 22:23:04,414 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 22:23:04,414 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 22:23:04,414 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 22:23:04,414 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 22:23:04,414 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-22 22:23:04,414 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-22 22:23:04,415 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-22 22:23:04,415 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 22:23:04,415 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 22:23:04,415 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-22 22:23:04,415 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 22:23:04,416 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 22:23:04,416 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-22 22:23:04,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 22:23:04,416 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 22:23:04,416 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-22 22:23:04,416 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-22 22:23:04,417 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 22:23:04,417 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-22 22:23:04,417 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-22 22:23:04,417 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-22 22:23:04,417 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-22 22:23:04,417 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2359aa88e8e7d743df9393581b2f3fdb25ac15a45b4f8f680bad72fb64c83223 [2022-07-22 22:23:04,577 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 22:23:04,591 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 22:23:04,593 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 22:23:04,593 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 22:23:04,594 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 22:23:04,595 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i [2022-07-22 22:23:04,646 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a59e1248/5384b447bdb6451f9894589002a09e53/FLAG3085f59d5 [2022-07-22 22:23:05,228 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 22:23:05,228 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i [2022-07-22 22:23:05,255 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a59e1248/5384b447bdb6451f9894589002a09e53/FLAG3085f59d5 [2022-07-22 22:23:05,665 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a59e1248/5384b447bdb6451f9894589002a09e53 [2022-07-22 22:23:05,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 22:23:05,669 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 22:23:05,670 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 22:23:05,670 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 22:23:05,672 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 22:23:05,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 10:23:05" (1/1) ... [2022-07-22 22:23:05,673 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e2d2075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:23:05, skipping insertion in model container [2022-07-22 22:23:05,673 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 10:23:05" (1/1) ... [2022-07-22 22:23:05,677 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 22:23:05,739 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 22:23:05,965 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i[4489,4502] [2022-07-22 22:23:05,971 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i[4549,4562] [2022-07-22 22:23:06,549 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:06,550 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:06,551 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:06,551 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:06,552 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:06,560 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:06,568 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:06,569 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:06,571 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:06,573 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:06,573 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:06,574 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:06,574 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:06,791 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-07-22 22:23:06,792 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-07-22 22:23:06,793 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-07-22 22:23:06,793 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-07-22 22:23:06,794 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-07-22 22:23:06,795 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-07-22 22:23:06,795 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-07-22 22:23:06,797 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-07-22 22:23:06,798 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-07-22 22:23:06,798 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-07-22 22:23:06,899 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-07-22 22:23:07,125 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,126 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,144 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,146 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,150 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,151 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,164 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,165 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,167 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,167 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,168 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,168 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,168 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,203 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 22:23:07,237 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 22:23:07,254 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i[4489,4502] [2022-07-22 22:23:07,255 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i[4549,4562] [2022-07-22 22:23:07,277 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,278 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,278 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,278 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,279 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,284 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,285 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,285 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,285 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,286 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,286 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,287 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,287 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,320 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-07-22 22:23:07,320 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-07-22 22:23:07,321 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-07-22 22:23:07,321 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-07-22 22:23:07,322 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-07-22 22:23:07,322 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-07-22 22:23:07,322 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-07-22 22:23:07,323 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-07-22 22:23:07,323 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-07-22 22:23:07,323 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-07-22 22:23:07,333 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-07-22 22:23:07,377 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,378 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,385 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,385 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,387 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,387 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,391 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,392 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,392 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,392 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,393 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,393 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,393 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-22 22:23:07,408 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 22:23:07,597 INFO L208 MainTranslator]: Completed translation [2022-07-22 22:23:07,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:23:07 WrapperNode [2022-07-22 22:23:07,597 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 22:23:07,598 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 22:23:07,598 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 22:23:07,598 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 22:23:07,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:23:07" (1/1) ... [2022-07-22 22:23:07,708 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:23:07" (1/1) ... [2022-07-22 22:23:07,786 INFO L137 Inliner]: procedures = 774, calls = 2483, calls flagged for inlining = 67, calls inlined = 5, statements flattened = 527 [2022-07-22 22:23:07,787 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 22:23:07,788 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 22:23:07,788 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 22:23:07,789 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 22:23:07,795 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:23:07" (1/1) ... [2022-07-22 22:23:07,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:23:07" (1/1) ... [2022-07-22 22:23:07,807 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:23:07" (1/1) ... [2022-07-22 22:23:07,807 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:23:07" (1/1) ... [2022-07-22 22:23:07,850 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:23:07" (1/1) ... [2022-07-22 22:23:07,857 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:23:07" (1/1) ... [2022-07-22 22:23:07,871 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:23:07" (1/1) ... [2022-07-22 22:23:07,884 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 22:23:07,887 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 22:23:07,887 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 22:23:07,887 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 22:23:07,888 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:23:07" (1/1) ... [2022-07-22 22:23:07,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 22:23:07,900 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 22:23:07,952 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-22 22:23:07,977 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-22 22:23:07,991 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2022-07-22 22:23:07,992 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2022-07-22 22:23:07,992 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2022-07-22 22:23:07,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2022-07-22 22:23:07,993 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-07-22 22:23:07,993 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-07-22 22:23:07,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-22 22:23:07,993 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-07-22 22:23:07,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-07-22 22:23:07,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-22 22:23:07,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-22 22:23:07,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-22 22:23:07,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 22:23:07,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 22:23:07,993 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-07-22 22:23:07,994 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-07-22 22:23:07,994 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_bytes [2022-07-22 22:23:07,994 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_bytes [2022-07-22 22:23:07,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-22 22:23:07,994 INFO L130 BoogieDeclarations]: Found specification of procedure hashlittle2 [2022-07-22 22:23:07,994 INFO L138 BoogieDeclarations]: Found implementation of procedure hashlittle2 [2022-07-22 22:23:07,994 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2022-07-22 22:23:07,994 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2022-07-22 22:23:07,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-22 22:23:07,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-22 22:23:07,995 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-22 22:23:07,995 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-22 22:23:07,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-22 22:23:07,995 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-07-22 22:23:07,995 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-07-22 22:23:07,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-22 22:23:08,181 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 22:23:08,192 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 22:23:09,305 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume !true; [2022-07-22 22:23:09,312 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 22:23:09,321 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 22:23:09,321 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2022-07-22 22:23:09,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 10:23:09 BoogieIcfgContainer [2022-07-22 22:23:09,323 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 22:23:09,327 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-22 22:23:09,327 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-22 22:23:09,329 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-22 22:23:09,330 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.07 10:23:05" (1/3) ... [2022-07-22 22:23:09,332 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54321cff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 10:23:09, skipping insertion in model container [2022-07-22 22:23:09,332 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:23:07" (2/3) ... [2022-07-22 22:23:09,332 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54321cff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 10:23:09, skipping insertion in model container [2022-07-22 22:23:09,333 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 10:23:09" (3/3) ... [2022-07-22 22:23:09,334 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_hash_string_harness.i [2022-07-22 22:23:09,344 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-22 22:23:09,344 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-22 22:23:09,398 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-22 22:23:09,409 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@30b92b7, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@72f97364 [2022-07-22 22:23:09,413 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-22 22:23:09,418 INFO L276 IsEmpty]: Start isEmpty. Operand has 144 states, 118 states have (on average 1.4661016949152543) internal successors, (173), 118 states have internal predecessors, (173), 15 states have call successors, (15), 10 states have call predecessors, (15), 10 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2022-07-22 22:23:09,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-07-22 22:23:09,429 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 22:23:09,430 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 22:23:09,430 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 22:23:09,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 22:23:09,436 INFO L85 PathProgramCache]: Analyzing trace with hash 412073855, now seen corresponding path program 1 times [2022-07-22 22:23:09,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 22:23:09,442 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879380103] [2022-07-22 22:23:09,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:23:09,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 22:23:09,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:23:09,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-22 22:23:09,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:23:09,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-22 22:23:09,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:23:09,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-22 22:23:09,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:23:09,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-22 22:23:09,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:23:09,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-22 22:23:09,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:23:09,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-22 22:23:09,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:23:09,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-22 22:23:09,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:23:09,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-22 22:23:09,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:23:09,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-22 22:23:09,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:23:09,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-22 22:23:09,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:23:09,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-22 22:23:09,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:23:09,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-22 22:23:09,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:23:09,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-22 22:23:09,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:23:09,982 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-07-22 22:23:09,982 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 22:23:09,983 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879380103] [2022-07-22 22:23:09,983 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1879380103] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 22:23:09,983 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 22:23:09,983 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-22 22:23:09,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667432401] [2022-07-22 22:23:09,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 22:23:09,988 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-22 22:23:09,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 22:23:10,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 22:23:10,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-22 22:23:10,008 INFO L87 Difference]: Start difference. First operand has 144 states, 118 states have (on average 1.4661016949152543) internal successors, (173), 118 states have internal predecessors, (173), 15 states have call successors, (15), 10 states have call predecessors, (15), 10 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (14), 4 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-07-22 22:23:10,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 22:23:10,247 INFO L93 Difference]: Finished difference Result 277 states and 402 transitions. [2022-07-22 22:23:10,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 22:23:10,249 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (14), 4 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 93 [2022-07-22 22:23:10,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 22:23:10,255 INFO L225 Difference]: With dead ends: 277 [2022-07-22 22:23:10,255 INFO L226 Difference]: Without dead ends: 135 [2022-07-22 22:23:10,258 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-22 22:23:10,260 INFO L413 NwaCegarLoop]: 187 mSDtfsCounter, 29 mSDsluCounter, 216 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 403 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-07-22 22:23:10,261 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 403 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-07-22 22:23:10,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2022-07-22 22:23:10,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2022-07-22 22:23:10,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 110 states have (on average 1.4454545454545455) internal successors, (159), 110 states have internal predecessors, (159), 15 states have call successors, (15), 10 states have call predecessors, (15), 9 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2022-07-22 22:23:10,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 188 transitions. [2022-07-22 22:23:10,291 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 188 transitions. Word has length 93 [2022-07-22 22:23:10,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 22:23:10,291 INFO L495 AbstractCegarLoop]: Abstraction has 135 states and 188 transitions. [2022-07-22 22:23:10,292 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (14), 4 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-07-22 22:23:10,292 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 188 transitions. [2022-07-22 22:23:10,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-07-22 22:23:10,295 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 22:23:10,296 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 22:23:10,296 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-22 22:23:10,296 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 22:23:10,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 22:23:10,297 INFO L85 PathProgramCache]: Analyzing trace with hash -1080401153, now seen corresponding path program 1 times [2022-07-22 22:23:10,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 22:23:10,297 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080126273] [2022-07-22 22:23:10,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:23:10,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 22:23:10,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:23:10,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-22 22:23:10,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:23:10,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-22 22:23:10,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:23:10,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-22 22:23:10,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:23:10,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-22 22:23:10,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:23:10,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-22 22:23:10,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:23:10,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-22 22:23:10,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:23:10,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-22 22:23:10,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:23:10,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-22 22:23:10,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:23:10,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-22 22:23:10,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:23:11,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-22 22:23:11,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:23:11,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-22 22:23:11,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:23:11,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-22 22:23:11,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:23:11,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-22 22:23:11,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:23:11,098 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-07-22 22:23:11,099 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 22:23:11,099 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080126273] [2022-07-22 22:23:11,099 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2080126273] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 22:23:11,099 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [793043583] [2022-07-22 22:23:11,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 22:23:11,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 22:23:11,100 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 22:23:11,108 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-22 22:23:11,155 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-22 22:23:11,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 22:23:11,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 2163 conjuncts, 124 conjunts are in the unsatisfiable core [2022-07-22 22:23:11,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 22:23:11,633 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-07-22 22:23:13,141 INFO L356 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-07-22 22:23:13,141 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 56 treesize of output 43 [2022-07-22 22:23:13,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-07-22 22:23:13,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-07-22 22:23:13,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-07-22 22:23:13,623 INFO L356 Elim1Store]: treesize reduction 72, result has 40.5 percent of original size [2022-07-22 22:23:13,623 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 111 treesize of output 172 [2022-07-22 22:23:13,633 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2022-07-22 22:23:13,686 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-07-22 22:23:13,705 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2022-07-22 22:23:13,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-07-22 22:23:13,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-07-22 22:23:13,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-07-22 22:23:13,838 INFO L356 Elim1Store]: treesize reduction 24, result has 41.5 percent of original size [2022-07-22 22:23:13,839 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 151 treesize of output 117 [2022-07-22 22:23:13,877 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2022-07-22 22:23:14,643 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 23 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-07-22 22:23:14,644 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-22 22:23:15,853 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [793043583] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 22:23:15,854 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-22 22:23:15,854 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 35] total 45 [2022-07-22 22:23:15,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264616255] [2022-07-22 22:23:15,854 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-22 22:23:15,855 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2022-07-22 22:23:15,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 22:23:15,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2022-07-22 22:23:15,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=2610, Unknown=1, NotChecked=0, Total=2756 [2022-07-22 22:23:15,856 INFO L87 Difference]: Start difference. First operand 135 states and 188 transitions. Second operand has 45 states, 38 states have (on average 2.6315789473684212) internal successors, (100), 32 states have internal predecessors, (100), 14 states have call successors, (28), 8 states have call predecessors, (28), 12 states have return successors, (26), 15 states have call predecessors, (26), 13 states have call successors, (26) [2022-07-22 22:23:16,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 22:23:16,750 INFO L93 Difference]: Finished difference Result 139 states and 191 transitions. [2022-07-22 22:23:16,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-07-22 22:23:16,751 INFO L78 Accepts]: Start accepts. Automaton has has 45 states, 38 states have (on average 2.6315789473684212) internal successors, (100), 32 states have internal predecessors, (100), 14 states have call successors, (28), 8 states have call predecessors, (28), 12 states have return successors, (26), 15 states have call predecessors, (26), 13 states have call successors, (26) Word has length 93 [2022-07-22 22:23:16,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 22:23:16,751 INFO L225 Difference]: With dead ends: 139 [2022-07-22 22:23:16,751 INFO L226 Difference]: Without dead ends: 0 [2022-07-22 22:23:16,753 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 680 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=240, Invalid=3919, Unknown=1, NotChecked=0, Total=4160 [2022-07-22 22:23:16,754 INFO L413 NwaCegarLoop]: 25 mSDtfsCounter, 67 mSDsluCounter, 333 mSDsCounter, 0 mSdLazyCounter, 612 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 358 SdHoareTripleChecker+Invalid, 929 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 612 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 264 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-22 22:23:16,754 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 358 Invalid, 929 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 612 Invalid, 0 Unknown, 264 Unchecked, 0.4s Time] [2022-07-22 22:23:16,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-22 22:23:16,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-22 22:23:16,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 22:23:16,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-22 22:23:16,755 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 93 [2022-07-22 22:23:16,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 22:23:16,755 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-22 22:23:16,755 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 38 states have (on average 2.6315789473684212) internal successors, (100), 32 states have internal predecessors, (100), 14 states have call successors, (28), 8 states have call predecessors, (28), 12 states have return successors, (26), 15 states have call predecessors, (26), 13 states have call successors, (26) [2022-07-22 22:23:16,755 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-22 22:23:16,755 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-22 22:23:16,757 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-22 22:23:16,780 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-22 22:23:16,967 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 22:23:16,969 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-22 22:23:17,069 INFO L899 garLoopResultBuilder]: For program point ensure_string_is_allocated_bounded_lengthEXIT(lines 6861 6865) no Hoare annotation was computed. [2022-07-22 22:23:17,069 INFO L895 garLoopResultBuilder]: At program point L6876(lines 6867 6877) the Hoare annotation is: (and (not (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| 32)) (= |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~str~0#1.offset| 0) (or (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| |ensure_string_is_allocated_bounded_length_~max_size#1|) (= (+ (- 32) |ensure_string_is_allocated_bounded_length_~max_size#1|) 0)) (< |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_#res#1.base| |#StackHeapBarrier|) (< |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~str~0#1.base| |#StackHeapBarrier|) (= |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_#res#1.offset| 0)) [2022-07-22 22:23:17,069 INFO L899 garLoopResultBuilder]: For program point L6871-1(lines 6871 6872) no Hoare annotation was computed. [2022-07-22 22:23:17,070 INFO L895 garLoopResultBuilder]: At program point L6871(line 6871) the Hoare annotation is: (and (not (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| 32)) (= |#memory_int| |old(#memory_int)|) (= |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~str~0#1.offset| 0) (or (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| |ensure_string_is_allocated_bounded_length_~max_size#1|) (= (+ (- 32) |ensure_string_is_allocated_bounded_length_~max_size#1|) 0)) (< |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~str~0#1.base| |#StackHeapBarrier|)) [2022-07-22 22:23:17,070 INFO L899 garLoopResultBuilder]: For program point L6871-5(lines 6871 6872) no Hoare annotation was computed. [2022-07-22 22:23:17,070 INFO L899 garLoopResultBuilder]: For program point L6868-1(line 6868) no Hoare annotation was computed. [2022-07-22 22:23:17,078 INFO L895 garLoopResultBuilder]: At program point ensure_string_is_allocated_bounded_lengthENTRY(lines 6861 6865) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-07-22 22:23:17,078 INFO L895 garLoopResultBuilder]: At program point L6868(line 6868) the Hoare annotation is: (let ((.cse0 (not (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| 32)))) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (or .cse0 (<= 0 (+ (* 18446744073709551616 (div (+ (* (- 1) |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1|) 31) 18446744073709551616)) |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1|))) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (or (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| |ensure_string_is_allocated_bounded_length_~max_size#1|) (= (+ (- 32) |ensure_string_is_allocated_bounded_length_~max_size#1|) 0)) (or (let ((.cse1 (* 18446744073709551616 (div |ensure_string_is_allocated_bounded_length_~len~1#1| 18446744073709551616)))) (<= .cse1 (+ |ensure_string_is_allocated_bounded_length_~len~1#1| (* (div (+ .cse1 31 (* (- 1) |ensure_string_is_allocated_bounded_length_~len~1#1|)) 18446744073709551616) 18446744073709551616)))) .cse0) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2022-07-22 22:23:17,078 INFO L899 garLoopResultBuilder]: For program point L6871-3(line 6871) no Hoare annotation was computed. [2022-07-22 22:23:17,078 INFO L895 garLoopResultBuilder]: At program point L6871-2(line 6871) the Hoare annotation is: (and (not (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| 32)) (= |#memory_int| |old(#memory_int)|) (= |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~str~0#1.offset| 0) (or (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| |ensure_string_is_allocated_bounded_length_~max_size#1|) (= (+ (- 32) |ensure_string_is_allocated_bounded_length_~max_size#1|) 0)) (< |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~str~0#1.base| |#StackHeapBarrier|)) [2022-07-22 22:23:17,078 INFO L895 garLoopResultBuilder]: At program point L6862(line 6862) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (or (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| |ensure_string_is_allocated_bounded_length_~max_size#1|) (= (+ (- 32) |ensure_string_is_allocated_bounded_length_~max_size#1|) 0)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-07-22 22:23:17,079 INFO L899 garLoopResultBuilder]: For program point L6863-1(line 6863) no Hoare annotation was computed. [2022-07-22 22:23:17,079 INFO L895 garLoopResultBuilder]: At program point L6863(line 6863) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (or (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| |ensure_string_is_allocated_bounded_length_~max_size#1|) (= (+ (- 32) |ensure_string_is_allocated_bounded_length_~max_size#1|) 0)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-07-22 22:23:17,079 INFO L899 garLoopResultBuilder]: For program point L6862-1(line 6862) no Hoare annotation was computed. [2022-07-22 22:23:17,079 INFO L899 garLoopResultBuilder]: For program point ensure_string_is_allocated_bounded_lengthFINAL(lines 6861 6865) no Hoare annotation was computed. [2022-07-22 22:23:17,079 INFO L899 garLoopResultBuilder]: For program point L6944-1(lines 6944 6946) no Hoare annotation was computed. [2022-07-22 22:23:17,079 INFO L895 garLoopResultBuilder]: At program point L6944(lines 6944 6946) the Hoare annotation is: (and (= |bounded_malloc_#in~size| bounded_malloc_~size) (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2022-07-22 22:23:17,079 INFO L895 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 6943 6948) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2022-07-22 22:23:17,079 INFO L899 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 6943 6948) no Hoare annotation was computed. [2022-07-22 22:23:17,079 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6943 6948) no Hoare annotation was computed. [2022-07-22 22:23:17,079 INFO L899 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2022-07-22 22:23:17,079 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2022-07-22 22:23:17,079 INFO L902 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2022-07-22 22:23:17,079 INFO L902 garLoopResultBuilder]: At program point aws_string_bytesENTRY(lines 6291 6295) the Hoare annotation is: true [2022-07-22 22:23:17,079 INFO L899 garLoopResultBuilder]: For program point aws_string_bytesEXIT(lines 6291 6295) no Hoare annotation was computed. [2022-07-22 22:23:17,079 INFO L899 garLoopResultBuilder]: For program point aws_string_bytesFINAL(lines 6291 6295) no Hoare annotation was computed. [2022-07-22 22:23:17,079 INFO L899 garLoopResultBuilder]: For program point L6293-2(line 6293) no Hoare annotation was computed. [2022-07-22 22:23:17,079 INFO L902 garLoopResultBuilder]: At program point L6293(line 6293) the Hoare annotation is: true [2022-07-22 22:23:17,082 INFO L902 garLoopResultBuilder]: At program point L6293-1(line 6293) the Hoare annotation is: true [2022-07-22 22:23:17,082 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2022-07-22 22:23:17,082 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2022-07-22 22:23:17,082 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2022-07-22 22:23:17,083 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2022-07-22 22:23:17,083 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorFINAL(lines 6950 6952) no Hoare annotation was computed. [2022-07-22 22:23:17,083 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 6950 6952) no Hoare annotation was computed. [2022-07-22 22:23:17,083 INFO L902 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 6950 6952) the Hoare annotation is: true [2022-07-22 22:23:17,083 INFO L899 garLoopResultBuilder]: For program point L6305-2(line 6305) no Hoare annotation was computed. [2022-07-22 22:23:17,083 INFO L899 garLoopResultBuilder]: For program point L6305-3(line 6305) no Hoare annotation was computed. [2022-07-22 22:23:17,083 INFO L899 garLoopResultBuilder]: For program point L6305(line 6305) no Hoare annotation was computed. [2022-07-22 22:23:17,083 INFO L902 garLoopResultBuilder]: At program point aws_string_is_validENTRY(lines 6301 6306) the Hoare annotation is: true [2022-07-22 22:23:17,083 INFO L899 garLoopResultBuilder]: For program point L6305-5(line 6305) no Hoare annotation was computed. [2022-07-22 22:23:17,084 INFO L899 garLoopResultBuilder]: For program point aws_string_is_validFINAL(lines 6301 6306) no Hoare annotation was computed. [2022-07-22 22:23:17,084 INFO L899 garLoopResultBuilder]: For program point aws_string_is_validEXIT(lines 6301 6306) no Hoare annotation was computed. [2022-07-22 22:23:17,084 INFO L899 garLoopResultBuilder]: For program point L8921(line 8921) no Hoare annotation was computed. [2022-07-22 22:23:17,084 INFO L899 garLoopResultBuilder]: For program point L8921-2(line 8921) no Hoare annotation was computed. [2022-07-22 22:23:17,084 INFO L899 garLoopResultBuilder]: For program point L8971(line 8971) no Hoare annotation was computed. [2022-07-22 22:23:17,084 INFO L899 garLoopResultBuilder]: For program point L8872(line 8872) no Hoare annotation was computed. [2022-07-22 22:23:17,084 INFO L899 garLoopResultBuilder]: For program point L8922(line 8922) no Hoare annotation was computed. [2022-07-22 22:23:17,084 INFO L899 garLoopResultBuilder]: For program point hashlittle2FINAL(lines 8838 8977) no Hoare annotation was computed. [2022-07-22 22:23:17,085 INFO L899 garLoopResultBuilder]: For program point L8856-3(lines 8856 8864) no Hoare annotation was computed. [2022-07-22 22:23:17,085 INFO L902 garLoopResultBuilder]: At program point L8856-2(lines 8856 8864) the Hoare annotation is: true [2022-07-22 22:23:17,085 INFO L899 garLoopResultBuilder]: For program point L8873(line 8873) no Hoare annotation was computed. [2022-07-22 22:23:17,085 INFO L902 garLoopResultBuilder]: At program point L8956(lines 8956 8972) the Hoare annotation is: true [2022-07-22 22:23:17,085 INFO L902 garLoopResultBuilder]: At program point L8890-2(lines 8890 8898) the Hoare annotation is: true [2022-07-22 22:23:17,085 INFO L899 garLoopResultBuilder]: For program point L8890-3(lines 8890 8898) no Hoare annotation was computed. [2022-07-22 22:23:17,085 INFO L899 garLoopResultBuilder]: For program point L8874(line 8874) no Hoare annotation was computed. [2022-07-22 22:23:17,085 INFO L899 garLoopResultBuilder]: For program point L8924(line 8924) no Hoare annotation was computed. [2022-07-22 22:23:17,085 INFO L899 garLoopResultBuilder]: For program point L8924-2(line 8924) no Hoare annotation was computed. [2022-07-22 22:23:17,086 INFO L899 garLoopResultBuilder]: For program point L8908(line 8908) no Hoare annotation was computed. [2022-07-22 22:23:17,086 INFO L899 garLoopResultBuilder]: For program point L8875(line 8875) no Hoare annotation was computed. [2022-07-22 22:23:17,086 INFO L899 garLoopResultBuilder]: For program point L8908-2(line 8908) no Hoare annotation was computed. [2022-07-22 22:23:17,086 INFO L899 garLoopResultBuilder]: For program point L8925(line 8925) no Hoare annotation was computed. [2022-07-22 22:23:17,086 INFO L899 garLoopResultBuilder]: For program point L8958-2(line 8958) no Hoare annotation was computed. [2022-07-22 22:23:17,086 INFO L899 garLoopResultBuilder]: For program point L8958(line 8958) no Hoare annotation was computed. [2022-07-22 22:23:17,086 INFO L899 garLoopResultBuilder]: For program point L8909(line 8909) no Hoare annotation was computed. [2022-07-22 22:23:17,086 INFO L899 garLoopResultBuilder]: For program point L8876(line 8876) no Hoare annotation was computed. [2022-07-22 22:23:17,086 INFO L899 garLoopResultBuilder]: For program point L8959-2(line 8959) no Hoare annotation was computed. [2022-07-22 22:23:17,087 INFO L899 garLoopResultBuilder]: For program point L8959(line 8959) no Hoare annotation was computed. [2022-07-22 22:23:17,087 INFO L899 garLoopResultBuilder]: For program point L8877(line 8877) no Hoare annotation was computed. [2022-07-22 22:23:17,087 INFO L899 garLoopResultBuilder]: For program point hashlittle2EXIT(lines 8838 8977) no Hoare annotation was computed. [2022-07-22 22:23:17,087 INFO L899 garLoopResultBuilder]: For program point L8960(line 8960) no Hoare annotation was computed. [2022-07-22 22:23:17,087 INFO L899 garLoopResultBuilder]: For program point L8927(line 8927) no Hoare annotation was computed. [2022-07-22 22:23:17,087 INFO L899 garLoopResultBuilder]: For program point L8960-2(line 8960) no Hoare annotation was computed. [2022-07-22 22:23:17,087 INFO L899 garLoopResultBuilder]: For program point L8878(line 8878) no Hoare annotation was computed. [2022-07-22 22:23:17,087 INFO L899 garLoopResultBuilder]: For program point L8961(line 8961) no Hoare annotation was computed. [2022-07-22 22:23:17,088 INFO L899 garLoopResultBuilder]: For program point L8961-2(line 8961) no Hoare annotation was computed. [2022-07-22 22:23:17,088 INFO L899 garLoopResultBuilder]: For program point L8879(line 8879) no Hoare annotation was computed. [2022-07-22 22:23:17,088 INFO L899 garLoopResultBuilder]: For program point L8962(line 8962) no Hoare annotation was computed. [2022-07-22 22:23:17,088 INFO L899 garLoopResultBuilder]: For program point L8929(line 8929) no Hoare annotation was computed. [2022-07-22 22:23:17,088 INFO L899 garLoopResultBuilder]: For program point L8962-2(line 8962) no Hoare annotation was computed. [2022-07-22 22:23:17,088 INFO L899 garLoopResultBuilder]: For program point L8913(line 8913) no Hoare annotation was computed. [2022-07-22 22:23:17,088 INFO L899 garLoopResultBuilder]: For program point L8880(line 8880) no Hoare annotation was computed. [2022-07-22 22:23:17,088 INFO L899 garLoopResultBuilder]: For program point L8913-2(line 8913) no Hoare annotation was computed. [2022-07-22 22:23:17,088 INFO L899 garLoopResultBuilder]: For program point L8963(line 8963) no Hoare annotation was computed. [2022-07-22 22:23:17,089 INFO L899 garLoopResultBuilder]: For program point L8963-2(line 8963) no Hoare annotation was computed. [2022-07-22 22:23:17,089 INFO L902 garLoopResultBuilder]: At program point hashlittle2ENTRY(lines 8838 8977) the Hoare annotation is: true [2022-07-22 22:23:17,089 INFO L899 garLoopResultBuilder]: For program point L8914(line 8914) no Hoare annotation was computed. [2022-07-22 22:23:17,089 INFO L899 garLoopResultBuilder]: For program point L8881(line 8881) no Hoare annotation was computed. [2022-07-22 22:23:17,089 INFO L899 garLoopResultBuilder]: For program point L8964(line 8964) no Hoare annotation was computed. [2022-07-22 22:23:17,089 INFO L899 garLoopResultBuilder]: For program point L8964-2(line 8964) no Hoare annotation was computed. [2022-07-22 22:23:17,089 INFO L899 garLoopResultBuilder]: For program point L8882(line 8882) no Hoare annotation was computed. [2022-07-22 22:23:17,089 INFO L899 garLoopResultBuilder]: For program point L8965(line 8965) no Hoare annotation was computed. [2022-07-22 22:23:17,090 INFO L899 garLoopResultBuilder]: For program point L8965-2(line 8965) no Hoare annotation was computed. [2022-07-22 22:23:17,090 INFO L899 garLoopResultBuilder]: For program point L8966-2(line 8966) no Hoare annotation was computed. [2022-07-22 22:23:17,090 INFO L899 garLoopResultBuilder]: For program point L8966(line 8966) no Hoare annotation was computed. [2022-07-22 22:23:17,090 INFO L899 garLoopResultBuilder]: For program point L8917(line 8917) no Hoare annotation was computed. [2022-07-22 22:23:17,090 INFO L899 garLoopResultBuilder]: For program point L8917-2(line 8917) no Hoare annotation was computed. [2022-07-22 22:23:17,090 INFO L899 garLoopResultBuilder]: For program point L8967-2(line 8967) no Hoare annotation was computed. [2022-07-22 22:23:17,090 INFO L902 garLoopResultBuilder]: At program point L8868(lines 8868 8883) the Hoare annotation is: true [2022-07-22 22:23:17,090 INFO L899 garLoopResultBuilder]: For program point L8967(line 8967) no Hoare annotation was computed. [2022-07-22 22:23:17,091 INFO L899 garLoopResultBuilder]: For program point L8852(line 8852) no Hoare annotation was computed. [2022-07-22 22:23:17,091 INFO L899 garLoopResultBuilder]: For program point L8852-2(lines 8852 8973) no Hoare annotation was computed. [2022-07-22 22:23:17,091 INFO L899 garLoopResultBuilder]: For program point L8918(line 8918) no Hoare annotation was computed. [2022-07-22 22:23:17,091 INFO L899 garLoopResultBuilder]: For program point L8968(line 8968) no Hoare annotation was computed. [2022-07-22 22:23:17,091 INFO L902 garLoopResultBuilder]: At program point L8902(lines 8902 8930) the Hoare annotation is: true [2022-07-22 22:23:17,091 INFO L899 garLoopResultBuilder]: For program point L8968-2(line 8968) no Hoare annotation was computed. [2022-07-22 22:23:17,091 INFO L899 garLoopResultBuilder]: For program point L8886-2(lines 8886 8973) no Hoare annotation was computed. [2022-07-22 22:23:17,091 INFO L899 garLoopResultBuilder]: For program point L8886-4(lines 8852 8973) no Hoare annotation was computed. [2022-07-22 22:23:17,091 INFO L899 garLoopResultBuilder]: For program point L8886(line 8886) no Hoare annotation was computed. [2022-07-22 22:23:17,092 INFO L899 garLoopResultBuilder]: For program point L8936-3(lines 8936 8953) no Hoare annotation was computed. [2022-07-22 22:23:17,092 INFO L899 garLoopResultBuilder]: For program point L8969(line 8969) no Hoare annotation was computed. [2022-07-22 22:23:17,092 INFO L899 garLoopResultBuilder]: For program point L8870(line 8870) no Hoare annotation was computed. [2022-07-22 22:23:17,092 INFO L902 garLoopResultBuilder]: At program point L8936-2(lines 8936 8953) the Hoare annotation is: true [2022-07-22 22:23:17,092 INFO L899 garLoopResultBuilder]: For program point L8904(line 8904) no Hoare annotation was computed. [2022-07-22 22:23:17,092 INFO L899 garLoopResultBuilder]: For program point L8871(line 8871) no Hoare annotation was computed. [2022-07-22 22:23:17,092 INFO L899 garLoopResultBuilder]: For program point nondet_uint64_tEXIT(line 266) no Hoare annotation was computed. [2022-07-22 22:23:17,092 INFO L902 garLoopResultBuilder]: At program point nondet_uint64_tENTRY(line 266) the Hoare annotation is: true [2022-07-22 22:23:17,092 INFO L899 garLoopResultBuilder]: For program point nondet_uint64_tFINAL(line 266) no Hoare annotation was computed. [2022-07-22 22:23:17,093 INFO L899 garLoopResultBuilder]: For program point L9951-2(line 9951) no Hoare annotation was computed. [2022-07-22 22:23:17,093 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-22 22:23:17,093 INFO L895 garLoopResultBuilder]: At program point L9951-4(line 9951) the Hoare annotation is: false [2022-07-22 22:23:17,093 INFO L899 garLoopResultBuilder]: For program point L9951-5(line 9951) no Hoare annotation was computed. [2022-07-22 22:23:17,093 INFO L895 garLoopResultBuilder]: At program point L9951-1(line 9951) the Hoare annotation is: false [2022-07-22 22:23:17,093 INFO L895 garLoopResultBuilder]: At program point L9945(line 9945) the Hoare annotation is: false [2022-07-22 22:23:17,093 INFO L895 garLoopResultBuilder]: At program point L9945-1(line 9945) the Hoare annotation is: false [2022-07-22 22:23:17,093 INFO L899 garLoopResultBuilder]: For program point L9945-2(line 9945) no Hoare annotation was computed. [2022-07-22 22:23:17,093 INFO L902 garLoopResultBuilder]: At program point L10247(line 10247) the Hoare annotation is: true [2022-07-22 22:23:17,094 INFO L899 garLoopResultBuilder]: For program point L10247-1(line 10247) no Hoare annotation was computed. [2022-07-22 22:23:17,094 INFO L899 garLoopResultBuilder]: For program point L9950-1(line 9950) no Hoare annotation was computed. [2022-07-22 22:23:17,094 INFO L895 garLoopResultBuilder]: At program point L9950-2(line 9950) the Hoare annotation is: false [2022-07-22 22:23:17,094 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-22 22:23:17,094 INFO L899 garLoopResultBuilder]: For program point L9950-3(line 9950) no Hoare annotation was computed. [2022-07-22 22:23:17,094 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-22 22:23:17,094 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-22 22:23:17,094 INFO L895 garLoopResultBuilder]: At program point L9950(line 9950) the Hoare annotation is: false [2022-07-22 22:23:17,094 INFO L902 garLoopResultBuilder]: At program point L9944(lines 9944 9952) the Hoare annotation is: true [2022-07-22 22:23:17,095 INFO L902 garLoopResultBuilder]: At program point L10250(line 10250) the Hoare annotation is: true [2022-07-22 22:23:17,095 INFO L899 garLoopResultBuilder]: For program point L10246(lines 10246 10249) no Hoare annotation was computed. [2022-07-22 22:23:17,095 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2022-07-22 22:23:17,095 INFO L902 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2022-07-22 22:23:17,095 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2022-07-22 22:23:17,095 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2022-07-22 22:23:17,095 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2022-07-22 22:23:17,095 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2022-07-22 22:23:17,098 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1] [2022-07-22 22:23:17,099 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-22 22:23:17,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.07 10:23:17 BoogieIcfgContainer [2022-07-22 22:23:17,108 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-22 22:23:17,108 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-22 22:23:17,108 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-22 22:23:17,108 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-22 22:23:17,109 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 10:23:09" (3/4) ... [2022-07-22 22:23:17,110 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-22 22:23:17,114 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_string_is_allocated_bounded_length [2022-07-22 22:23:17,114 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2022-07-22 22:23:17,114 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hashlittle2 [2022-07-22 22:23:17,114 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2022-07-22 22:23:17,115 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2022-07-22 22:23:17,115 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_string_bytes [2022-07-22 22:23:17,115 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-07-22 22:23:17,115 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2022-07-22 22:23:17,115 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2022-07-22 22:23:17,115 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_string_is_valid [2022-07-22 22:23:17,124 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 127 nodes and edges [2022-07-22 22:23:17,125 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 55 nodes and edges [2022-07-22 22:23:17,126 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2022-07-22 22:23:17,127 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-07-22 22:23:17,127 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-07-22 22:23:17,128 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-07-22 22:23:17,129 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-22 22:23:17,130 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-22 22:23:17,148 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(\old(max_size) == 32) && str == 0) && (\old(max_size) == max_size || -32 + max_size == 0)) && \result < unknown-#StackHeapBarrier-unknown) && str < unknown-#StackHeapBarrier-unknown) && \result == 0 [2022-07-22 22:23:17,433 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-22 22:23:17,433 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-22 22:23:17,434 INFO L158 Benchmark]: Toolchain (without parser) took 11764.87ms. Allocated memory was 107.0MB in the beginning and 444.6MB in the end (delta: 337.6MB). Free memory was 68.3MB in the beginning and 246.4MB in the end (delta: -178.1MB). Peak memory consumption was 158.8MB. Max. memory is 16.1GB. [2022-07-22 22:23:17,434 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 107.0MB. Free memory is still 63.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 22:23:17,434 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1927.70ms. Allocated memory was 107.0MB in the beginning and 157.3MB in the end (delta: 50.3MB). Free memory was 68.1MB in the beginning and 62.5MB in the end (delta: 5.5MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. [2022-07-22 22:23:17,435 INFO L158 Benchmark]: Boogie Procedure Inliner took 189.15ms. Allocated memory is still 157.3MB. Free memory was 61.7MB in the beginning and 95.7MB in the end (delta: -33.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-22 22:23:17,435 INFO L158 Benchmark]: Boogie Preprocessor took 98.24ms. Allocated memory is still 157.3MB. Free memory was 95.7MB in the beginning and 87.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-22 22:23:17,435 INFO L158 Benchmark]: RCFGBuilder took 1436.55ms. Allocated memory was 157.3MB in the beginning and 203.4MB in the end (delta: 46.1MB). Free memory was 87.3MB in the beginning and 109.2MB in the end (delta: -22.0MB). Peak memory consumption was 99.5MB. Max. memory is 16.1GB. [2022-07-22 22:23:17,435 INFO L158 Benchmark]: TraceAbstraction took 7781.03ms. Allocated memory was 203.4MB in the beginning and 444.6MB in the end (delta: 241.2MB). Free memory was 109.2MB in the beginning and 371.2MB in the end (delta: -261.9MB). Peak memory consumption was 233.0MB. Max. memory is 16.1GB. [2022-07-22 22:23:17,435 INFO L158 Benchmark]: Witness Printer took 325.33ms. Allocated memory is still 444.6MB. Free memory was 371.2MB in the beginning and 246.4MB in the end (delta: 124.8MB). Peak memory consumption was 123.7MB. Max. memory is 16.1GB. [2022-07-22 22:23:17,437 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 107.0MB. Free memory is still 63.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1927.70ms. Allocated memory was 107.0MB in the beginning and 157.3MB in the end (delta: 50.3MB). Free memory was 68.1MB in the beginning and 62.5MB in the end (delta: 5.5MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 189.15ms. Allocated memory is still 157.3MB. Free memory was 61.7MB in the beginning and 95.7MB in the end (delta: -33.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 98.24ms. Allocated memory is still 157.3MB. Free memory was 95.7MB in the beginning and 87.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1436.55ms. Allocated memory was 157.3MB in the beginning and 203.4MB in the end (delta: 46.1MB). Free memory was 87.3MB in the beginning and 109.2MB in the end (delta: -22.0MB). Peak memory consumption was 99.5MB. Max. memory is 16.1GB. * TraceAbstraction took 7781.03ms. Allocated memory was 203.4MB in the beginning and 444.6MB in the end (delta: 241.2MB). Free memory was 109.2MB in the beginning and 371.2MB in the end (delta: -261.9MB). Peak memory consumption was 233.0MB. Max. memory is 16.1GB. * Witness Printer took 325.33ms. Allocated memory is still 444.6MB. Free memory was 371.2MB in the beginning and 246.4MB in the end (delta: 124.8MB). Peak memory consumption was 123.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 11 procedures, 144 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.7s, OverallIterations: 2, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 101 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 96 mSDsluCounter, 761 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 264 IncrementalHoareTripleChecker+Unchecked, 549 mSDsCounter, 68 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 699 IncrementalHoareTripleChecker+Invalid, 1031 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 68 mSolverCounterUnsat, 212 mSDtfsCounter, 699 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 188 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 680 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=144occurred in iteration=0, InterpolantAutomatonStates: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 34 LocationsWithAnnotation, 60 PreInvPairs, 66 NumberOfFragments, 262 HoareAnnotationTreeSize, 60 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 34 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 5.2s InterpolantComputationTime, 279 NumberOfCodeBlocks, 279 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 276 ConstructedInterpolants, 33 QuantifiedInterpolants, 3389 SizeOfPredicates, 40 NumberOfNonLiveVariables, 2163 ConjunctsInSsa, 124 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 107/135 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 8936]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8868]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8902]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8956]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8856]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6867]: Loop Invariant Derived loop invariant: ((((!(\old(max_size) == 32) && str == 0) && (\old(max_size) == max_size || -32 + max_size == 0)) && \result < unknown-#StackHeapBarrier-unknown) && str < unknown-#StackHeapBarrier-unknown) && \result == 0 - InvariantResult [Line: 10250]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9944]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9951]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 8890]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-07-22 22:23:17,485 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE